Filter cartridge



FIG. 1 is a first perspective illustration of a filter cartridge of the present invention form an upper frontal and side vantage point in a position of use;

FIG. 2 is an additional perspective illustration of the filter cartridge in a rear position;

FIG. 3 is still another perspective illustration of the filter cartridge from a lower vantage point;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a profile view thereof;

FIG. 6 is rear elevation view;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a top plan view. 

CLAIM The ornamental design for a filter cartridge, as shown and described. 